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Alfin, M. and Rusindiyanto, R. 2025. A Analysis of Preventive Maintenance Schedule of Xym1900 Vertical Roller Mill Crusher Machine using MTBF (Mean Time Between Failures) Method Based on RCA (Root Cause Analysis). ITEJ (Information Technology Engineering Journals). 10, 1 (Jun. 2025), 78 - 92. DOI:https://doi.org/10.24235/itej.v10i1.205.